Home / 3,218,111.24-4,441,021.70-1,767,836.20

Finding the Fourth Proportional to 3,218,111.24, 4,441,021.70 and 1,767,836.20

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Solution

The fourth proportional to 3,218,111.24, 4,441,021.70 and 1,767,836.20 is: 2,439,629.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,218,111.24 : 4,441,021.70 = 1,767,836.20 : x
  2. Step 2: Convert to fraction form
    3,218,111.24/4,441,021.70 = 1,767,836.20/x
  3. Step 3: Cross multiply
    3,218,111.24x = 4,441,021.70 × 1,767,836.20
  4. Step 4: Simplify right side
    3,218,111.24x = 7,850,998,926,245.54
  5. Step 5: Solve for x
    x = 7,850,998,926,245.54/3,218,111.24
  6. Step 6: Final answer
    x = 2,439,629.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.